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Porsche 930 TURBO - 1989 GENERAL DATA Manual page 11

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Clutch,
Control
CHECKING
CLUTCH
PRESSURE
PLATE/DISC
The MFZ clutch pressure plate from Fichtel and
Sachs is not designed for reconditioning or repairing.
The inspection is limited to dry cleaning and
removing dust with compressed air and emery
cloth, and a thorough visual! examination.
1. Clean clutch. If necessary. clean bearing
surface of pressure plate with emery cloth.
Remove burnt spots by polishing. Clean entire
assembly thoroughly with compressed air.
2. Check ends of diaphragm springs for traces
of wear from clutch release bearing. Wear
up to a depth of 0, 3 mm is not serious.
4. Check spring connections between pressure
plate and cover for cracks. Check tightness
of rivet connections. Replace pressure plates
with damaged or loose rivets.
3. Check friction surface of pressure plate for
cracks, burnt spots and wear. Check with
steel ruler. Pressure plates which are tapered
up to 0, 3 mm toward inside, can still be
used (check with feeler gauge blade).
-I,
1976
Removing and Installing
Clutch Pressure Plate and Disc
30 -5
Printed in Germany

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9301977 9301978 930911 turbo 1989